<template>
  <div class="my-counter">
    <button type="button" class="btn btn-light" @click="minus" :disabled="obj.goods_count<=0">-</button>
    <input type="number" class="form-control inp"  v-model.number="obj.goods_count">
    <button type="button" class="btn btn-light" @click="add">+</button>
  </div>
</template>

<script>
export default {
  props:{
    obj:{
      type:Object,
      required:true
    }
  },
  methods:{
    minus(){
      if(this.obj.goods_count<=1){
					return
				}
      this.obj.goods_count--
    },
    add(){
      this.obj.goods_count++
    }
  },
	watch:{
			obj:{
				deep:true,
				handler(){
					if(this.obj.goods_count<1){
						this.obj.goods_count=1
					}
				}
			}
		}
}
</script>

<style lang="less" scoped>
.my-counter {
  display: flex;
  .inp {
    width: 45px;
    text-align: center;
    margin: 0 10px;
  }
  .btn, .inp{
    transform: scale(0.9);
  }
}
</style>